Date: Wed, 14 Apr 2010 00:02:10 +0200
From: Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [Qemu-devel] [PATCH] vhost-net: disable mergeable buffers
Message-ID: <20100413220210.GB24116@volta.aurel32.net>
References: <20100404143655.GA7731@redhat.com>
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In-Reply-To: <20100404143655.GA7731@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: qemu-devel@nongnu.org

On Sun, Apr 04, 2010 at 05:36:55PM +0300, Michael S. Tsirkin wrote:
> vhost in current kernels doesn't support mergeable buffers.
> Disable this feature if vhost is enabled, until such
> support is implemented.
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

Thanks, applied.

> ---
>  hw/vhost_net.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/hw/vhost_net.c b/hw/vhost_net.c
> index 39643f1..2e292ee 100644
> --- a/hw/vhost_net.c
> +++ b/hw/vhost_net.c
> @@ -51,6 +51,7 @@ unsigned vhost_net_get_features(struct vhost_net *net, unsigned features)
>      if (!(net->dev.features & (1 << VIRTIO_RING_F_INDIRECT_DESC))) {
>          features &= ~(1 << VIRTIO_RING_F_INDIRECT_DESC);
>      }
> +    features &= ~(1 << VIRTIO_NET_F_MRG_RXBUF);
>      return features;
>  }
>  
> -- 
> 1.7.0.2.280.gc6f05
> 
> 
> 

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net